Pith Number

pith:2PS25MY7

pith:2021:2PS25MY7FXXOESBMTQGHVHPMGT

not attested not anchored not stored refs pending

Modeling Effect of Lockdowns and Other Effects on India Covid-19 Infections Using SEIR Model and Machine Learning

Joy Bose, Sathiyanarayanan Sampath

arxiv:2110.03422 v1 · 2021-10-04 · cs.LG · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PS25MY7FXXOESBMTQGHVHPMGT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:20:42.529007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3e5aeb31f2deee2482c9c0c7a9dec34c836db773edee8635758ab0e2952e38d

Aliases

arxiv: 2110.03422 · arxiv_version: 2110.03422v1 · doi: 10.48550/arxiv.2110.03422 · pith_short_12: 2PS25MY7FXXO · pith_short_16: 2PS25MY7FXXOESBM · pith_short_8: 2PS25MY7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2PS25MY7FXXOESBMTQGHVHPMGT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d3e5aeb31f2deee2482c9c0c7a9dec34c836db773edee8635758ab0e2952e38d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d31adb0e3d0c315566d3dd84342905f1185ab29d34f81992136eb1fc2bfcb71",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-04T10:08:03Z",
    "title_canon_sha256": "200a23532d591a6e4ad9d9c7a1c996a29e0b9608491b180d38ff5d46e51cd04f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.03422",
    "kind": "arxiv",
    "version": 1
  }
}